DE58905867D1 - Gesteinsbohrkrone. - Google Patents

Gesteinsbohrkrone.

Info

Publication number
DE58905867D1
DE58905867D1 DE89810149T DE58905867T DE58905867D1 DE 58905867 D1 DE58905867 D1 DE 58905867D1 DE 89810149 T DE89810149 T DE 89810149T DE 58905867 T DE58905867 T DE 58905867T DE 58905867 D1 DE58905867 D1 DE 58905867D1
Authority
DE
Germany
Prior art keywords
core bit
rock core
conical area
adjoining
area
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
DE89810149T
Other languages
English (en)
Inventor
Josef Obermeier
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hilti AG
Original Assignee
Hilti AG
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Hilti AG filed Critical Hilti AG
Application granted granted Critical
Publication of DE58905867D1 publication Critical patent/DE58905867D1/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B28—WORKING CEMENT, CLAY, OR STONE
    • B28D—WORKING STONE OR STONE-LIKE MATERIALS
    • B28D1/00—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor
    • B28D1/02—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor by sawing
    • B28D1/04—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor by sawing with circular or cylindrical saw-blades or saw-discs
    • B28D1/041—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor by sawing with circular or cylindrical saw-blades or saw-discs with cylinder saws, e.g. trepanning; saw cylinders, e.g. having their cutting rim equipped with abrasive particles
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B10/00—Drill bits
    • E21B10/02—Core bits
    • E21B10/04—Core bits with core destroying means
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B10/00—Drill bits
    • E21B10/36—Percussion drill bits
    • E21B10/40—Percussion drill bits with leading portion

Landscapes

  • Engineering & Computer Science (AREA)
  • Mining & Mineral Resources (AREA)
  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • Physics & Mathematics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Earth Drilling (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Medicines Containing Material From Animals Or Micro-Organisms (AREA)
  • Drilling And Exploitation, And Mining Machines And Methods (AREA)
  • Processing Of Stones Or Stones Resemblance Materials (AREA)
DE89810149T 1988-03-21 1989-02-27 Gesteinsbohrkrone. Expired - Fee Related DE58905867D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3809428A DE3809428A1 (de) 1988-03-21 1988-03-21 Gesteinsbohrkrone

Publications (1)

Publication Number Publication Date
DE58905867D1 true DE58905867D1 (de) 1993-11-18

Family

ID=6350274

Family Applications (2)

Application Number Title Priority Date Filing Date
DE3809428A Withdrawn DE3809428A1 (de) 1988-03-21 1988-03-21 Gesteinsbohrkrone
DE89810149T Expired - Fee Related DE58905867D1 (de) 1988-03-21 1989-02-27 Gesteinsbohrkrone.

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE3809428A Withdrawn DE3809428A1 (de) 1988-03-21 1988-03-21 Gesteinsbohrkrone

Country Status (5)

Country Link
EP (1) EP0334806B1 (de)
JP (1) JPH01284690A (de)
AT (1) ATE95888T1 (de)
DE (2) DE3809428A1 (de)
DK (1) DK125989A (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5279607A (en) * 1991-05-30 1994-01-18 The State University Of New York Telemetry capsule and process
DE4236553A1 (de) * 1992-10-29 1994-05-05 Hawera Probst Kg Hartmetall Gesteinsbohrer
DE4301191A1 (de) * 1993-01-19 1994-07-21 Hawera Probst Kg Hartmetall Gesteinsbohrwerkzeug
CN102134850A (zh) * 2011-01-08 2011-07-27 洪子云 金钢钻吸土成孔钻头
DE102011090063B4 (de) * 2011-10-13 2024-07-04 Robert Bosch Gmbh Hammerbohrkrone
CN103383319A (zh) * 2012-05-03 2013-11-06 中国石油化工股份有限公司 密闭保型取心岩心保鲜处理结构及其保鲜处理方法

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2334453A (en) * 1942-04-30 1943-11-16 Peter J Swofford Speed rock bit
DE2602238A1 (de) * 1976-01-22 1977-08-04 Bosch Gmbh Robert Bohrkrone
DE2807198A1 (de) * 1978-02-20 1979-08-30 Heller Verwaltungsges Verfahren zum herstellen einer bohrkrone und nach dem verfahren hergestellte bohrkrone
DE2856205A1 (de) * 1978-12-27 1980-07-10 Hilti Ag Gesteinsbohrer
DE2913501A1 (de) * 1979-04-04 1980-10-16 Bosch Gmbh Robert Hohlbohrer mit bohrkrone
US4280573A (en) * 1979-06-13 1981-07-28 Sudnishnikov Boris V Rock-breaking tool for percussive-action machines
AT360734B (de) * 1979-08-17 1981-01-26 Swarovski Tyrolit Schleif Hohlbohrer
DE3049135A1 (de) * 1980-12-24 1982-07-15 Hawera Probst Gmbh + Co, 7980 Ravensburg Bohrer, insbesondere gesteinsbohrer
DE3515735C1 (en) * 1985-05-02 1987-01-15 Jaroslav Dvorak Boring head for a percussion boring device
DE3619334A1 (de) * 1986-06-09 1987-12-10 Erich Wezel Hohlbohrkrone

Also Published As

Publication number Publication date
DK125989A (da) 1989-09-22
EP0334806B1 (de) 1993-10-13
ATE95888T1 (de) 1993-10-15
EP0334806A1 (de) 1989-09-27
JPH01284690A (ja) 1989-11-15
DE3809428A1 (de) 1989-10-12
DK125989D0 (da) 1989-03-15

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee